fully
From LSJ
Δελφῖνα νήχεσθαι διδάσκεις: ἐπὶ τῶν ἐν ἐκείνοις τινὰ παιδοτριβούντων, ἐν οἷς ἤσκηται → Teaching dolphins to swim: is applied to those who are teaching something among people who are already well versed in it
English > Greek (Woodhouse)
adv.
Completely: P. and V. πάντως, παντελῶς, διὰ τέλους, Ar. and P. πάνυ, τελέως, P. ὅλως, παντάπασι, V. εἰς τὸ πᾶν. Quite: Ar. and P. ἀτεχνῶς. Abundantly: P. and V. ἀφθόνως (Eur., Frag.), P. εὐπόρως; see abundantly.